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EP 3 849 779 A1

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(43) Date of publication: 21.07.2021 Bulletin 2021/29 (21) Application number: 19780051.9 (22) Date of filing: 13.09.2019

(51) International Patent Classification (IPC):  B29C 64/118(2017.01) B29C 64/232(2017.01) B29C 64/245(2017.01) B33Y 30/00(2015.01) B29C 64/209(2017.01) B29C 64/236(2017.01) B33Y 10/00(2015.01) (86) International application number: PCT/US2019/051066 (87) International publication number: WO 2020/056300 (19.03.2020 Gazette 2020/12)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 14.09.2018 US 201862731551 P 10.12.2018 US 201862777587 P (71) Applicant: Makerbot Industries, LLC Brooklyn, NY 11201 (US)

(72) Inventors: GOODMAN, Taylor, S. New York, NY 10003 (US) YARKA, Christopher, James Brooklyn, NY 11201 (US) MACNEIL, Eric, Justin Brooklyn, NY 11201 (US) HOLLAND, Samuel Brooklyn, NY 11231 (US) WALLER, Mark Greenfield, MA 01301 (US) ANANTHA, Vishnu Brooklyn, NY 11201 (US) PAPPAS, Michael, C. Houston, TX 77009 (US) (74) Representative: Black, Diego  Withers & Rogers LLP 4 More London Riverside London SE1 2AU London SE1 2AU (GB)